US2765035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for producing staple fibers
Assignee: Wyeth Holdings LLC
•
Filing: 1955-08-12
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Granted: 1956-10-02
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Expires: 1975-08-12
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Tucker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:33
CPC Classifications
D; D01; D01G; D01G1/00; D01G1/02; D01G1/04; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2074; Y10T83/647; Y10T83/6473
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-02 | 1960-04-02 | 1960-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-02 | 1964-04-02 | 1964-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-02 | 1968-04-02 | 1968-10-02 | $7700.00 | Window Closed / Lapsed |